Electronic calculator having the functions of telephone book, address book, calendar, schedule book and memo book



FIG. 1 is a front elevational view of an electronic calculator having the functions of telephone book, address book, calendar, schedule book and memo book showing our new design;

FIG. 2 is a right side elevational view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a rear elevational view thereof;

FIG. 7 is a perspective view thereof;

FIG. 8 is a front elevational view thereof with the cover open; and,

FIG. 9 is a rear elevational view thereof with the cover open. 

The ornamental design for an electronic calculator having the functions of the telephone book, address book, calendar, schedule book and memo book, as shown and described. 